package com.example.demo.service.impl;

import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
import com.example.demo.entity.ExLetters;
import com.example.demo.mapper.ExLettersMapper;
import com.example.demo.service.ExLettersService;
import org.springframework.stereotype.Service;

/**
* @author admin
* @description 针对表【ex_letters】的数据库操作Service实现
* @createDate 2024-02-19 15:55:39
*/
@Service
public class ExLettersServiceImpl extends ServiceImpl<ExLettersMapper, ExLetters>
    implements ExLettersService {

}




